Sapling

Sapling improves the efficiency of shielded transactions for further compatibility and adoption with less
memory usage. LitecoinZ´s Future Wallets should enable Mobile usage of those shielded Transactions which
can now also be used more efficient from Pool´s and Exchanges.

v4 Transaction formatting
LitecoinZ upgrades Overwinter and Sapling at the same Block height, through that we skip the
v3 format ZIP 202. Therefor all transactions MUST use the v4 format ZIP 243 after the upgrade.